SU679142A3 - Способ получени производных 2н-пиран-2,6(3н)-диона или их солей - Google Patents
Способ получени производных 2н-пиран-2,6(3н)-диона или их солейInfo
- Publication number
- SU679142A3 SU679142A3 SU762424502A SU2424502A SU679142A3 SU 679142 A3 SU679142 A3 SU 679142A3 SU 762424502 A SU762424502 A SU 762424502A SU 2424502 A SU2424502 A SU 2424502A SU 679142 A3 SU679142 A3 SU 679142A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- pyran
- salts
- producing
- dione derivatives
- derivatives
- Prior art date
Links
- 238000000034 method Methods 0.000 title description 4
- 150000003839 salts Chemical class 0.000 title description 2
- SYIUWAVTBADRJG-UHFFFAOYSA-N 2H-pyran-2,6(3H)-dione Chemical class O=C1CC=CC(=O)O1 SYIUWAVTBADRJG-UHFFFAOYSA-N 0.000 title 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- WHODQVWERNSQEO-UHFFFAOYSA-N 4-Amino-2-nitrophenol Chemical compound NC1=CC=C(O)C([N+]([O-])=O)=C1 WHODQVWERNSQEO-UHFFFAOYSA-N 0.000 description 1
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000000887 hydrating effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- VBEGHXKAFSLLGE-UHFFFAOYSA-N n-phenylnitramide Chemical compound [O-][N+](=O)NC1=CC=CC=C1 VBEGHXKAFSLLGE-UHFFFAOYSA-N 0.000 description 1
- 150000002828 nitro derivatives Chemical class 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
- C07D309/38—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms one oxygen atom in position 2 or 4, e.g. pyrones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/08—Antiallergic agents
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Immunology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyrane Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/637,428 US4025642A (en) | 1975-12-03 | 1975-12-03 | Substituted 2H-pyran-2, 6(3H)-dione derivatives |
Publications (1)
Publication Number | Publication Date |
---|---|
SU679142A3 true SU679142A3 (ru) | 1979-08-05 |
Family
ID=24555892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU762424502A SU679142A3 (ru) | 1975-12-03 | 1976-12-02 | Способ получени производных 2н-пиран-2,6(3н)-диона или их солей |
Country Status (27)
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4165365A (en) * | 1977-04-29 | 1979-08-21 | Smithkline Corporation | Substituted 2H-pyran-2,6(3H)-dione derivatives |
US4160021A (en) * | 1977-05-23 | 1979-07-03 | Smithkline Corporation | Substituted 2H-pyran-2,6(3H)-dione derivatives |
DE4419622A1 (de) | 1994-06-03 | 1995-12-07 | Cassella Ag | Monoazofarbstoffe, ihre Herstellung und Verwendung |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3864493A (en) * | 1967-08-17 | 1975-02-04 | Fisons Ltd Felixstowe | Compositions and methods for the prevention of asthmatic symptoms |
GB1223690A (en) * | 1967-10-17 | 1971-03-03 | Fisons Pharmaceuticals Ltd | Substituted chromon-2-carboxylic acids |
US3885038A (en) * | 1971-08-23 | 1975-05-20 | Syntex Inc | Method of using substituted xanthone carboxylic acid |
BE790802A (fr) * | 1971-11-04 | 1973-04-30 | Takeda Chemical Industries Ltd | Nouveaux derives de chromone et leur fabrication |
US3849446A (en) * | 1972-01-17 | 1974-11-19 | Warner Lambert Co | Chromone-3-carboxylic acids |
US3883653A (en) * | 1972-10-24 | 1975-05-13 | Pfizer | Method of preventing asthmatic symptoms |
US3879544A (en) * | 1973-05-09 | 1975-04-22 | Carter Wallace | Method for suppressing histamine release |
-
1975
- 1975-12-03 US US05/637,428 patent/US4025642A/en not_active Expired - Lifetime
-
1976
- 1976-10-21 ZA ZA766279A patent/ZA766279B/xx unknown
- 1976-10-27 IL IL50786A patent/IL50786A/xx unknown
- 1976-10-29 DE DE2649855A patent/DE2649855C2/de not_active Expired
- 1976-10-29 DK DK489776A patent/DK489776A/da not_active Application Discontinuation
- 1976-11-01 NO NO763717A patent/NO145059C/no unknown
- 1976-11-02 CA CA264,674A patent/CA1070319A/en not_active Expired
- 1976-11-04 JP JP51134001A patent/JPS5911594B2/ja not_active Expired
- 1976-11-04 SE SE7612288A patent/SE426489B/xx unknown
- 1976-11-05 DD DD195634A patent/DD127642A5/xx unknown
- 1976-11-09 PT PT65811A patent/PT65811B/pt unknown
- 1976-11-15 AT AT849676A patent/AT348522B/de not_active IP Right Cessation
- 1976-11-16 BE BE172366A patent/BE848352A/xx not_active IP Right Cessation
- 1976-11-17 NL NLAANVRAGE7612770,A patent/NL175995C/xx not_active IP Right Cessation
- 1976-11-19 FI FI763325A patent/FI60864C/fi not_active IP Right Cessation
- 1976-11-26 PH PH19170A patent/PH12397A/en unknown
- 1976-11-30 FR FR7636077A patent/FR2333503A1/fr active Granted
- 1976-11-30 HU HU76SI1554A patent/HU176158B/hu unknown
- 1976-12-01 GB GB50051/76A patent/GB1565813A/en not_active Expired
- 1976-12-01 IE IE2636/76A patent/IE44268B1/en unknown
- 1976-12-01 LU LU76301A patent/LU76301A1/xx unknown
- 1976-12-02 CH CH1522276A patent/CH624400A5/de not_active IP Right Cessation
- 1976-12-02 SU SU762424502A patent/SU679142A3/ru active
- 1976-12-02 ES ES453883A patent/ES453883A1/es not_active Expired
- 1976-12-03 AU AU20250/76A patent/AU501748B2/en not_active Expired
- 1976-12-03 MX MX765188U patent/MX4457E/es unknown
- 1976-12-03 GR GR52311A patent/GR62008B/el unknown
-
1981
- 1981-05-12 JP JP56072876A patent/JPS5943953B2/ja not_active Expired
Also Published As
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